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Ca + 2 H2O = Ca(OH)2 + H2
Cr2O7{2-} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
K2S + Li = LiS + K2 =>
K2S + Li = LiS + K2
C10H21OH + O2 = CO2 + H2O =>
C10H21OH + 15 O2 = 10 CO2 + 11 H2O
SN + HCl + NO = SNCl2 + NH2OH =>
3 SN + 6 HCl + 2 NO = 3 SNCl2 + 2 NH2OH
FeCl3 + K4[Fe(CN6)] = KCl + Fe4[Fe(CN6)]3 =>
4 FeCl3 + 3 K4[Fe(CN6)] = 12 KCl + Fe4[Fe(CN6)]3
C4H7NO4 + NaOH = C4H5OH + NaNO3 + H2O =>
C4H7NO4 + NaOH = C4H5OH + NaNO3 + H2O
Ca2{+} + Po43{-} = Ca + Po43 =>
Ca2{+} + Po43{-} = 2 Ca + Po43
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Pl(NO3)2 = PlO + NO2 + O2 =>
2 Pl(NO3)2 = 2 PlO + 4 NO2 + O2
LiCl + H3PO4 = LiPO4 + H3Cl =>
LiCl + H3PO4 = LiPO4 + H3Cl
P2S5 + HOH = H2S + H3PO4 =>
P2S5 + 8 HOH = 5 H2S + 2 H3PO4
Zn(s) + AuCl3(aq) = Au(s) + ZnCl2(aq) =>
3 Zn(s) + 2 AuCl3(aq) = 2 Au(s) + 3 ZnCl2(aq)
CaS + H3P = Ca3P2 + H2S =>
3 CaS + 2 H3P = Ca3P2 + 3 H2S
C4 = C =>
C4 = 4 C
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C4H9Cl + C3H7Br + Na = C7H16 + NaCl + NaBr =>
C4H9Cl + C3H7Br + 2 Na = C7H16 + NaCl + NaBr
Zn(s) + H2O = Zn(OH)2 + H2 =>
Zn(s) + 2 H2O = Zn(OH)2 + H2
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
C3H6 + Br2(aq) = C3H5Br + HBr =>
C3H6 + Br2(aq) = C3H5Br + HBr
Fe(OH)3 + LiOH = Li3FeO3 + H2O =>
Fe(OH)3 + 3 LiOH = Li3FeO3 + 3 H2O
AlCl3NaNO3 = AlNO3 + NaCl3 =>
AlCl3NaNO3 = AlNO3 + NaCl3
IO3 + H3O = I2 + H2O =>
2 IO3 + 12 H3O = I2 + 18 H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
TeO3 + NaOH = Na2TeO4 + H2O =>
TeO3 + 2 NaOH = Na2TeO4 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KOH + NH4Cl = KH4Cl + NOH =>
KOH + NH4Cl = KH4Cl + NOH
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Pb(NO3)2 + CH3COONa = Pb(CH3COO)2 + NaNO3 =>
Pb(NO3)2 + 2 CH3COONa = Pb(CH3COO)2 + 2 NaNO3
Sb{3+} + MnO4{-} + H3O{+} = Sb{5+} + Mn{2+} + H2O =>
5 Sb{3+} + 2 MnO4{-} + 16 H3O{+} = 5 Sb{5+} + 2 Mn{2+} + 24 H2O
Na2CrO4 + Na2S + H2O = NaCrO2 + S + NaOH =>
2 Na2CrO4 + 3 Na2S + 4 H2O = 2 NaCrO2 + 3 S + 8 NaOH
Ca2{+} + Po43{-} = Ca2 + Po43 =>
Ca2{+} + Po43{-} = Ca2 + Po43
HCO3 + H2O = CO3 + H3O =>
HCO3 + H2O = CO3 + H3O
C2H5OH + CuO = Cu + CH3CHO + H2O =>
C2H5OH + CuO = Cu + CH3CHO + H2O
KF + H2SO4 = K2SO4 + HF =>
2 KF + H2SO4 = K2SO4 + 2 HF
C3H9N + O2 = N2 + H2O + CO2 =>
4 C3H9N + 21 O2 = 2 N2 + 18 H2O + 12 CO2
Hg + H2O = Hg(OH)3 + H2 =>
2 Hg + 6 H2O = 2 Hg(OH)3 + 3 H2
HCl + HClO3 = Cl2 + H2O =>
5 HCl + HClO3 = 3 Cl2 + 3 H2O
Na{2}S + HCl = NaCl + H{2}S =>
Na{2}S + HCl = NaCl + H{2}S
S2O8{2-} + Cr{3+} + H2O = Cr2O7{2-} + SO4{2-} + H{+} =>
3 S2O8{2-} + 2 Cr{3+} + 7 H2O = Cr2O7{2-} + 6 SO4{2-} + 14 H{+}
C2H2O2 + [O] = C2H2O4 =>
C2H2O2 + 2[O] = C2H2O4
K2MnO4 + K2S + H2SO4 = MnO2 + H2O + K2SO4 =>
4 K2MnO4 + K2S + 4 H2SO4 = 4 MnO2 + 4 H2O + 5 K2SO4
C7H8 + Br2 = C7H7 + HBr =>
2 C7H8 + Br2 = 2 C7H7 + 2 HBr
Mg2 + O2 = Mg2O2 =>
Mg2 + O2 = Mg2O2
C5H12O(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C5H12O(aq) + 15 O2(g) = 10 CO2(g) + 12 H2O(l)
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Mn(NO3)2 + NaSiO3 = Mn(SiO3)2 + NaNO3 =>
Mn(NO3)2 + 2 NaSiO3 = Mn(SiO3)2 + 2 NaNO3
CH3COH + HCl = CH3CCl + H2O =>
CH3COH + HCl = CH3CCl + H2O
MnSO4 + NaOH + H2O = MnO(OH)2 + Na2SO4 + H3O =>
MnSO4 + 2 NaOH + 3 H2O = MnO(OH)2 + Na2SO4 + 2 H3O
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